Calorie Content (Calculated)(ME): 3097 kcal/kg, 136 kcal/piece. 5 - 25 lbs. Natural bone-shaped dog chew. No artificial colors, flavors or preservatives. No corn, wheat or soy. Instinctually satisfying. Natural edible. Natural with added minerals. Rawhide free. Prime Bones is a safe, naturally edible treat made to satisfy your dog’s instinctual love of chewing. Long-lasting chew. No artificial colors, flavors or preservatives. Rawhide & plastic free. purina.com. how2recycle.info. Produced in USA facilities. Printed in USA. Made in Dunkirk, NY. Satisfy your dog's instinctual love of chewing with Purina Prime Bones Filled Chews With Real Pasture-Fed Bison small dog bones. These long-lasting, natural dog chews with added minerals are rawhide free and provide a safe and edible treat that your small dog is sure to love. Each of these filled bones provides long-lasting enjoyment with a chewy, bone-shaped exterior and a soft, meaty center to keep him entertained and thinking about his next big adventure in the wild. Filled with big, untamed flavor, these rawhide free bones are just the right size for your small dog to chew, giving him natural dog treats that help clean his teeth, too.; Your dog loves to chew but real animal bones can splinter and crack, and other dog chew treats may contain a long list of artificial ingredients. Satisfy your dog's instinctual love of chewing with Purina Prime Bones Filled Chews With Real Pasture-Fed Bison small dog bones. These long-lasting, natural dog chews with added minerals are rawhide free and provide a safe and edible treat that your small dog is sure to love. Each of these filled bones provides long-lasting enjoyment with a chewy, bone-shaped exterior and a soft, meaty center to keep him entertained and thinking about his next big adventure in the wild. The urge to chew is born inside your canine. Let him be true to his natural instincts with a safe and flavorful, edible dog treat. Purina Prime Bones rawhide free dog chews combine high-quality ingredients including indulgent meats such as pasture-fed bison for natural dog bones that tap into your dog’s instinctual cravings. These premium dog chew treats are made without artificial colors, flavors or preservatives and with no corn, wheat or soy so you can feel good about giving them to your dog. Prime Bones long-lasting chews are made in Dunkirk, NY with quality you can trust. Filled with big, untamed flavor, these rawhide free bones are just the right size for your small dog. Prime Bones chew treats are available in multiple varieties including Prime Bones Chew Stick With Real Wild Venison or Prime Bones Filled Chews With Real Wild Boar or With Pasture-Fed Bison. Instinctually Satisfying. Naturally Edible, Purina Prime Bones rawhide-free dog chews are sure to become his new favorite treat and set him off on his next flavor adventure.; Tap into your small dog's instinctual cravings and give him long-lasting chews made with real, pasture-fed bison with Purina Prime Bones Filled Chews With Real Pasture-Fed Bison small dog bones.